/*
 * \file usb_device_scanner.h
 * \brief UsbDeviceScanner class header file.
 *
 * Copyright (c) 2013, Ford Motor Company
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following
 * disclaimer in the documentation and/or other materials provided with the
 * distribution.
 *
 * Neither the name of the Ford Motor Company nor the names of its contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef SRC_COMPONENTS_TRANSPORT_MANAGER_INCLUDE_TRANSPORT_MANAGER_USB_DEVICE_SCANNER_H_
#define SRC_COMPONENTS_TRANSPORT_MANAGER_INCLUDE_TRANSPORT_MANAGER_USB_DEVICE_SCANNER_H_

#include <list>

#include "utils/lock.h"
#include "transport_manager/transport_adapter/device_scanner.h"
#include "transport_manager/usb/common.h"

namespace transport_manager {

namespace transport_adapter {

class UsbDeviceScanner : public DeviceScanner, public UsbDeviceListener {
 public:
  UsbDeviceScanner(class TransportAdapterController* controller);
  virtual ~UsbDeviceScanner();

 protected:
  virtual TransportAdapter::Error Init();
  virtual TransportAdapter::Error Scan();
  virtual void Terminate();
  virtual bool IsInitialised() const;
  virtual void OnDeviceArrived(PlatformUsbDevice* device);
  virtual void OnDeviceLeft(PlatformUsbDevice* device);

 private:
  void UpdateList();
  void TurnIntoAccessoryMode(PlatformUsbDevice* device);
  void SupportedDeviceFound(PlatformUsbDevice* device);

  TransportAdapterController* controller_;

  typedef std::list<PlatformUsbDevice*> Devices;
  Devices devices_;
  sync_primitives::Lock devices_mutex_;
};

}  // namespace
}  // namespace

#endif  // SRC_COMPONENTS_TRANSPORT_MANAGER_INCLUDE_TRANSPORT_MANAGER_USB_DEVICE_SCANNER
